Abstract: A display apparatus is provided. The display apparatus according to an exemplary embodiment includes a display, and a processor configured to generate a second image and a third image where a dynamic range is expanded by respectively applying a first gain and a second gain to an input first image, generate a degraded image of the second image by applying a predetermined degradation model to the second image, based on a difference value between a pixel of the degraded second image and a pixel of the third image satisfying a predetermined condition, modify a pixel value of the second image based on the difference value, and output the second image where the pixel value is modified through the display.

Abstract: A display apparatus is provided. The display apparatus includes an input interface, a first storage, a display, and a processor. Pixel values corresponding to a predetermined number of lines in an image input through the input interface are stored in the first storage,. The processor acquires a first patch of a predetermined size by sampling a number of pixel values located in an outer region of a matrix centering about a specific pixel value from among the pixel values stored in the first storage, acquires a high-frequency component for the specific pixel value based on the acquired first patch, and processes the input image based on the high-frequency component. The display displays the processed image.

Abstract: A display apparatus includes a display, a signal processor configured to process an image signal to display an image on the display, and a controller configured to determine at least one region of possible color distortion from an edge area in the image displayed on the display and to change a color of the determined at least one region, based on a probability that a color distortion occurs in the determined at least one region and a replacement color.

Abstract: A display apparatus and a method of processing an image thereof are provided. The method includes identifying at least one area of an input image by analyzing a dynamic range of the input image, obtaining at least one mapping function based on dynamic range information and brightness information of the at least one area and dynamic range information of the display apparatus, obtaining at least one virtual image where the dynamic range of the input image is converted using the at least one mapping function, synthesizing the at least one virtual image and the input image, and outputting the synthesized image.

Abstract: The present disclosure provides a display apparatus including: a display; a signal receiver configured to receive an image signal; a signal processor configured to process the image signal received in the signal receiver; a first sensor configured to sense ambient brightness; and a controller configured to control the signal processor to change grayscale of an output image to be displayed on the display based on characteristics of the image signal and characteristics of the display apparatus if a glare level corresponding to the ambient brightness sensed by the first sensor and brightness of the display is greater than a preset threshold.

Abstract: Provided is an application providing method of an electronic device, the application providing method including: obtaining manipulation information of a user with respect to an application provided by the electronic device; obtaining feeling information of the user; modifying a user interface of the application based on the manipulation information and the feeling information of the user; and providing the application including the modified user interface.

Abstract: Disclosed is a local dimming liquid crystal display device.

Abstract: A display apparatus which processes and displays an image signal and a method of controlling the same are provided. The method includes receiving an image data, dividing the received image data into an image signal into an image signal and a metadata, and acquiring information relating to an area of interest by using the metadata and performing a high dynamic range (HDR) processing with respect to the area of interest by using the acquired information relating to the area of interest.

Abstract: A display apparatus is provided. The display apparatus includes an input interface, a first storage, a display, and a processor. Pixel values corresponding to a predetermined number of lines in an image input through the input interface are stored in the first storage. The processor acquires a first patch of a predetermined size by sampling a number of pixel values located in an outer region of a matrix centering about a specific pixel value from among the pixel values stored in the first storage, acquires a high-frequency component for the specific pixel value based on the acquired first patch, and processes the input image based on the high-frequency component. The display displays the processed image.

Abstract: An electronic apparatus is provided. The electronic apparatus includes: a storage configured to store a plurality of filters each corresponding to a plurality of image patterns; and a processor configured to classify an image block including a target pixel and a plurality of surrounding pixels into one of the plurality of image patterns based on a relationship between pixels within the image block and to obtain a final image block in which the target pixel is image-processed by applying at least one filter corresponding to the classified image pattern from among the plurality of filters to the image block, wherein the plurality of filters are obtained by learning, through an artificial intelligence algorithm, a relationship between a plurality of first sample image blocks and a plurality of second sample image blocks corresponding to the plurality of first sample image blocks based on each of the plurality of image patterns.

Abstract: A display apparatus and control method thereof are provided. The display apparatus including: a display configured to display an image; a backlight unit including a plurality of light sources configured to emit light to a screen of the display; an image processor configured to divide an input image into a plurality of blocks, identify target brightness for each block, and adjust a control value of each of the plurality of light sources based on priority of each of the plurality of light sources; and a driver configured to drive the plurality of light sources based on the control value. Thus, the duty for controlling the quality of light from the light source is identified considering the duty of the light source corresponding to an area of which previously identified priority is high, and thus dimming control is possible taking effects of light diffusion from adjacent neighboring light sources into account.

Abstract: An image processing apparatus is provided. The image processing apparatus according to an example embodiment includes an input unit comprising input circuitry, and a processor configured to: perform a noise reduction process on an image input through the input unit, identify a first pixel block based on an object pixel in the input image, identify a second pixel block based on the object pixel in a denoised image, obtain a gain value based on a pixel value included in the first pixel block and a pixel value included in the second pixel block, and perform an enhancement process on the denoised image by applying the obtained gain value to the second pixel block.

Abstract: An electronic apparatus is provided. The electronic apparatus includes: a storage configured to store a plurality of filters each corresponding to a plurality of image patterns; and a processor configured to classify an image block including a target pixel and a plurality of surrounding pixels into one of the plurality of image patterns based on a relationship between pixels within the image block and to obtain a final image block in which the target pixel is image-processed by applying at least one filter corresponding to the classified image pattern from among the plurality of filters to the image block, wherein the plurality of filters are obtained by learning, through an artificial intelligence algorithm, a relationship between a plurality of first sample image blocks and a plurality of second sample image blocks corresponding to the plurality of first sample image blocks based on each of the plurality of image patterns.

Abstract: An image-processing method of removing noise from an image includes: obtaining standard representative values for standard regions of a standard image and reference representative values for reference regions of a reference image, and obtaining a plurality of hierarchical images having different resolutions with respect to the standard image and the reference image based on the standard representative values and the reference representative values; obtaining the standard representative values for the standard regions of the standard image and the reference representative values for the reference regions of the reference image from the hierarchical images; determining a similarity between the standard regions and the reference regions from the standard representative values and the reference representative values; and removing noise by applying filtering to the standard image and the reference image depending on the determined similarity.

Abstract: An image display device may include a display and a controller configured to change a value of a pixel included in an input image based on a hue value and a saturation value of the pixel and control the display such that the display displays the image in which the value of the pixel has been changed.

Abstract: A display apparatus is provided. The display apparatus includes an input interface, a first storage, a display, and a processor. Pixel values corresponding to a predetermined number of lines in an image input through the input interface are stored in the first storage. The processor acquires a first patch of a predetermined size by sampling a number of pixel values located in an outer region of a matrix centering about a specific pixel value from among the pixel values stored in the first storage, acquires a high-frequency component for the specific pixel value based on the acquired first patch, and processes the input image based on the high-frequency component. The display displays the processed image.

Abstract: A display apparatus is provided. The display apparatus according to an exemplary embodiment includes a display, and a processor configured to generate a second image and a third image where a dynamic range is expanded by respectively applying a first gain and a second gain to an input first image, generate a degraded image of the second image by applying a predetermined degradation model to the second image, based on a difference value between a pixel of the degraded second image and a pixel of the third image satisfying a predetermined condition, modify a pixel value of the second image based on the difference value, and output the second image where the pixel value is modified through the display.

Abstract: A display apparatus is provided. The display apparatus includes: a display; a storage configured to store output luminance information of a plurality of grayscale values according to brightness information; and a processor configured to: obtain a plurality of grayscale adjustment curves based on the output luminance information stored in the storage, obtain a plurality of calibration effects by applying each of the plurality of grayscale adjustment curves to an input image, obtain a grayscale adjustment curve corresponding to a maximum calibration effect from among the plurality of calibration effects, adjust a grayscale of each pixel of the input image based on the obtained grayscale adjustment curve to generate an output image, and output the output image through the display.

Abstract: A display apparatus for image processing and a method thereof are disclosed. The image processing method of a display apparatus includes receiving an image frame, identifying color where color cast is present by analyzing at least one of an illumination element and a tint element of the received image frame, and correcting color where the color cast is present by using color distribution of the received image frame.

Abstract: Disclosed is a local dimming liquid crystal display device.